Fix definition of the Rosenbrock function.
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968eb28771
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1b2b3db380
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@ -20,7 +20,7 @@ function [fval, fjac] = rosenbrock(x)
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if nargin==1
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if nargin==1
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fval = zeros(2, 1);
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fval = zeros(2, 1);
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fval(1) = 1.0-x(1);
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fval(1) = 1.0-x(1);
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fval(2) = 10.0*(x(2)-fval(1)*fval(1));
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fval(2) = 10.0*(x(2)-x(1)*x(1));
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if nargout>1
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if nargout>1
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fjac = zeros(2);
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fjac = zeros(2);
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fjac(1,1) = -1;
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fjac(1,1) = -1;
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